<template>
  <div>
    <!-- 主体部分 -->
    <section class="main">
      <input v-model="isCheckAll" id="toggle-all" class="toggle-all" type="checkbox" />
      <label for="toggle-all">Mark all as complete</label>
      <ul class="todo-list">
        <!-- 当任务已完成，可以给 li 加上 completed 类，会让元素加上删除线 -->
        <li  v-for="item in list" 
        :key="item.id" 
        :class="{completed:item.isDone}">
          <div class="view">
            <input @change="hChange(item.id)" class="toggle" type="checkbox" :checked="item.isDone" />
            <label>{{item.name}}</label>
            <button class="destroy" @click="hDel(item.id)"></button>
          </div>
        </li>
      </ul>
    </section>
  </div>
</template>

<script>
export default {

 props:{
  list:{
    type:Array,
    require:true
  }
 },

 
  mounted() {
    
  },

  methods: {
    hDel(id){
      this.$emit('delTask',id)
    },
    hChange(id){
      this.$emit('changeDone',id)
    }
  },
  computed:{
    isCheckAll:{
      get(){
        return this.list.every(item => item.isDone)
      },
      set(val){
        this.$emit('changeAll',val)
      }
    }
  }
};
</script>

<style scoped>

</style>